Questionable situation 50nl FT

[njdoo]

Full Tilt Poker
No Limit Holdem Ring game
Blinds: $0.25/$0.50
6 players
Converter

Pre-flop: (6 players) Hero is CO with 9[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/club.gif[/img]
UTG calls, UTG+1 folds, <font color="#cc0000">Hero raises to $2.25</font>, Button calls, 2 folds, UTG calls.

Flop: 2[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/diamond.gif[/img] K[img]/images/graemlins/club.gif[/img] ($7.5, 3 players)
UTG checks, <font color="#cc0000">Hero bets $5.5</font>, Button folds, UTG calls.

Turn: Q[img]/images/graemlins/heart.gif[/img] ($18.5, 2 players)
UTG checks, <font color="#cc0000">Hero bets $13.5</font>, <font color="#cc0000">UTG raises all-in $39</font>

I dont have any relevant stats on the guy, this is my 12th hand at this table. My pahud shows 66/18 for the guy in 12 hands. UTG took 10-15secs to check on the flop. Anyways, what do you here or how do you approach the hand differently?